.flex-ac-jc{
  display: flex;
  justify-content: center;
  align-items: center;
}
.flex-ac-jsp{
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.flex-ac-jsa{
  display: flex;
  justify-content: space-around;
  align-items: center;
}
.flex-ac-jfs{
  display: flex;
  justify-content: flex-start;
  align-items: center;
}
.flex-ac-jfe{
  display: flex;
  justify-content: flex-end;
  align-items: center;
}
.flex-ac{
  display: flex;
  align-items: center;
}